Erica Evans has been volunteering to help clean up the River Wandle for the past seven years and says that it’s vital to value a living river in an urban part of London
Fabrice Boltho, 40, started volunteering his time and expertise to the Brockwell Park Community Greenhouses while doing a garden design degree – and is now chairman of the charity
Honda has a long-established brand vision – to be a company that society wants to exist
Sameera Rashid has been volunteering to lead walks as part of the Ramblers BIG Lottery funded Get Walking Keep Walking project
In the third part of our series on turning London green, the Mayor’s grow-your-own czar celebrates those who work behind the scenes
Top Gear's James May called it “the most important car since the car was invented” and “in a different league to any electric car we have seen before”
Pauline Davies, a retired civil servant in her early 60s has been volunteering two days a week for the London Voices project – a brainchild of The National Trust
Fashion is getting the ethical message, and the eco-pioneer getting the plaudits is Sarah Ratty. Here she reveals how sticking to her principles is now paying off
Antigone Theodoro has been using 'Freecycle', the recycling website, for the last three years. In June she started volunteering for them as the website moderator for the Kensington and Chelsea Borough branch
There's more to saving the planet - and our city - than switching off the TV and changing lightbulbs
Zoology graduate Michael Turner could never feel completely satisfied while he was working on jobs unrelated to his degree. He has been volunteering as a conservation officer for the past year
Take a test drive in the Insight, Honda’s new hybrid, and £5 will go to help fund a local environmental charity.
Honda is helping Londoners to "Look after London" by partnering with Do-It, the charity that connects volunteers to the jobs our capital needs doing
Nicholas Hurry decided he would start volunteering at the London Wetland Centre on the grounds that “they had a much bigger garden than I did”
Whether it is the streets outside our homes or the challenges of climate change, the environment matters
Mairéad Lineen, 29, has been volunteering for the Green Gym run by BTCV since she moved to London a year ago – she’s been helping to improve green spaces around Camden
Fran Corney, 24, has been working as an intern for Trees for Cities for the last month
Ben Williams, 32, has been a volunteer for Thames21 since the spring of this year
Sophia Lewis, 17, from Broomfield School in Enfield is one of a group of six students who decided to develop a garden to help younger pupils
Derek Robertson, 60, volunteers one day a week at the Trinity Hospice's furniture shop in Garratt Lane, Wandsworth - helping to keep unwanted items out of landfill